Miami Weather in July

July generally offers the best of summer weather for Miami, Florida. This month sees a lull in rain and storms compared with the rest of the season.

This page gives detailed information on the typical July temperature, precipitation, sun, humidity, wind and storms for Miami.

The numbers here are historical averages based on climate data gathered at the Miami International Airport, located five miles west of downtown Miami.

Temperature Weather iconTemperature

91 °F July average high 33 °C
77 °F July average low 25 °C

In most years, Miami averages a daily maximum temperature for July that's between 90 and 92 degrees Fahrenheit (32 to 33 degrees Celsius). The minimum temperature usually falls between 76 and 78 °F (25 to 26 °C).

July progressively gets warmer until Miami's temperatures reach their annual peak at the end of the month. The hottest days, July 30th and 31st, have daily highs averaging 91.4 °F (33.0 °C) and lows of 77.8 °F (25.4 °C).

22 days 90 °F max. or more (32 °C)
0 days 70 °F min. or less (21 °C)

Typically every July day at Miami has a temperature of at least 80 °F (27 °C). Temperatures above 100 °F (38 °C) are not expected here during this month.

Once a decade the thermometer does dip to 70 °F (21 °C) or below in July.

Rainy Weather iconRain

6.5 in total precipitation 165 mm
17 days of rain

Half the time, Miami receives 5 to 7 inches (127 to 187 mm) of rainfall in July. One in four years has drier weather, while another one in four is wetter.

Sunny Weather iconSun

72 % sunshine
3 days clear skies

The sun's rays reach the ground in Miami during 72 percent of daylight hours on average in July, for a total of 302 hours in the month. Typically on 3 days this month the sky is mainly clear, with at most 30 percent cloud cover.

Sunlight in July at Miami lasts for 13 hours and 33 minutes a day on average. The longest day of the month is the 1st with 13 hours and 43 minutes of daylight. By the end of the month, the days have shortened to 13:20 from sunrise to sunset. These durations can vary by a minute or two from year to year.

Humid Weather iconHumidity

75 % July average humidity

The relative humidity in Miami during July usually peaks at 86 percent in the morning then drops to 63 percent by early afternoon.

Local Time1 am4 am7 am10 am1 pm4 pm7 pm10 pm
Humidity % 82 86 84 68 63 66 72 78

Windy Weather iconWind

7.9 mph July wind speed average 12.7 kph

July is one of the least windy months in Miami.

Stormy Weather iconStorms

4 days rainfall of 0.5 inches (13 mm) or more
15 days with thunderstorms in July
2 % chance a named storm approaches

There's a two percent probability that a named tropical storm will approach within 100 miles (165 km) of Miami during July. It's unlikely that any storm in the area will be as severe as a hurricane.

Reference

These weather data are long-term historical averages provided by the National Climatic Data Center of the United States. The temperature and precipitation numbers are 1981-2010 normals while the humidity and thunderstorm statistics are 1961-1990 normals. The named storm probabilities come from the Atlantic Oceanographic and Meteorological Laboratory, Hurricane Research Division.

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